With a wide variety of locking technologies, steel types & finishes, handle materials… Coast Knives are ready for whatever task you set out to do. Coast knives use Lockback, Liner-Lock, Frame-Lock, Double Lock, Max-Lock and Blade-Assist technology to keep you safe and style the knives with titanium nitride, black oxide, and glass bead finishes for quality looks and durability. Coast Knives use a variety of handle types including nylon, aluminum, steel, G10, wood, and rubber.